Kraken wins Banking Charter in Wyoming

I don't normally follow on the latest banking/crypto related news releases, but this one just seems like a really big one.

Kraken will now be able to create the first regulated Crypto Bank in the US

(Source: https://blog.kraken.com/post/6241/kraken-wyoming-first-digital-asset-bank/)

I don't funny understand all the implications here but it sounds like very big news.

Crypto Twitter seems to think so as well:

(Source: https://twitter.com/search?q=bitcoin&src=typed_query)

Now that we got banking out of the way, the question becomes which country will be the first to declare bitcoin their national currency?